Apoptosis Inhibitor

Cholesteryl hemisuccinate is a with hepatoprotective an anticancer activity. Cholesteryl hemisuccinate inhibits Acetaminophen (AAP, HY-66005) hepatotoxicity, and prevents AAP-induced hepatic apoptosis and necrosis. Cholesteryl hemisuccinate inhibits DNA polymerase and DNA topoisomerase to inhibit DNA replication and repair and cell division. Thus, Cholesteryl hemisuccinate inhibits tumor growth.

Gamma-glutamylcysteine (γ-Glu-Cys) is an orally active, blood-brain barrier permeable dipeptide. Gamma-glutamylcysteine activates AMPK, SIRT1, IL-4/STAT6, AC/cAMP/PI3K, IGF-1R/IRS1/PI3K, and Nrf2 signaling pathways; it inhibits NF-κB, JAK1/STAT1/3, MAPKs, cadmium-induced p38 MAPK, JNK, and PI3K/Akt signaling pathways. Gamma-glutamylcysteine regulates macrophage polarization, modulates the trafficking of CD36 and GLUT4, induces glutathione synthesis, improves metabolic dysfunction, reduces lipid deposition, ameliorates glucose homeostasis, inhibits apoptosis (Apoptosis), stabilizes mitochondria, suppresses lipid peroxidation, iron accumulation and ferroptosis (Ferroptosis), reduces ds-HMGB1 levels, reverses mechanical hyperalgesia, and alleviates hepatic lipid droplet formation. Gamma-glutamylcysteine is applicable to research related to inflammatory bowel disease, type 2 diabetes, cadmium-induced neurotoxicity, Alzheimer's disease, cerebral ischemia/reperfusion injury, neuropathy, and alcoholic liver disease.

Z-VAD is an irreversible, broad-spectrum pan-caspase inhibitor that can inhibit a variety of caspases including caspase-3, -6, -7, -8, -9, etc. (with a weaker inhibitory effect on caspase-2). Z-VAD can block apoptosis signaling pathways, induce autophagy and necrosis in tumor cells, and has anti-angiogenic activity. Z-VAD can enhance the sensitivity of breast cancer and lung cancer cells to radiotherapy in vitro and in vivo, and prolong the growth delay of tumor xenograft models. Z-VAD is well tolerated and is mainly used in research related to cancer radiosensitization and cell death pathway regulation.

Lutein (Xanthophyll) is a carotenoid with reported anti-inflammatory properties. A large body of evidence shows that lutein has several beneficial effects, especially on eye health. Lutein exerts its biological activities, including anti-inflammation, anti-oxidase and anti-apoptosis, through effects on reactive oxygen species (ROS). Lutein is able to arrive in the brain and shows antidepressant-like and neuroprotective effects. Lutein is orally active.

Phosphocreatine (creatine phosphate) is an organic compound found in vertebrate skeletal muscles. Phosphocreatine enhances antioxidant activity, and activates the TAK1 pathway to protect the heart. Phosphocreatine normalizing mitochondrial function and reducing oxidative stress via Akt mediated Nrf2/HO-1 pathway. Phosphocreatine provides renal protection by suppressing Apoptosis and ROS (Reactive Oxygen Species) generation through ERK mediated mediated Nrf-2/HO-1 pathway..

Probucol (DH-581) is an anti-hyperlipidemic agent. Probucol activates glutathione peroxidase. Probucol promotes low density lipoprotein (LDL) catabolism, inhibits ABCA1-dependent cholesterol efflux, and decreases HDL-C levels. Probucol also has anti-inflammatory, antioxidant and neuroprotective properties. Probucol can be used for researches on bone, cardiovascular, cancer, neurological, and metabolism-related diseases.

Dantrolene is an orally active, non-competitive glutathione reductase inhibitor with a K_i of 111.6 μM and an IC₅₀ of 52.3 μM. Dantrolene is also a calcium channel protein inhibitor. Dantrolene inhibits the release of Ca²⁺ from RyR1 and RyR3, which can be beneficial in a variety of pathologies caused by disruptions in calcium homeostasis (e.g., stroke, ischemia/reperfusion injury, and neurodegenerative diseases). Dantrolene offers relief of muscle spasms, malignant hyperthermia, and antitoxic, antipyretic, and anti-inflammatory properties.

Xestospongin C ((-)-Xestospongin C) is a selective, reversible inositol 1,4,5-trisphosphate receptor (IP3R) inhibitor. Xestospongin C acts as an inhibitor of the sarcoplasmic/endoplasmic reticulum Ca²⁺ ATPase (SERCA) pump of internal stores. Xestospongin C blocks IP3-induced Ca²⁺ release from cerebellar microsomes with an IC₅₀ of 358 nM. Xestospongin C is a valuable tool for investigating the structure and function of IP3Rs and Ca²⁺ signaling in neuronal and nonneuronal cells.

DPN (Diarylpropionitrile) is a non-steroidal estrogen receptor β (ERβ) selective ligand, with an EC₅₀ of 0.85 nM. DPN has neuroprotective effects in a number of neurological diseases.

Clemastine (HS-592; Meclastine) fumarate is an orally active, blood-brain barrier-permeable H1 histamine receptor (H1 histamine receptor) antagonist with potent antiallergic effects. Clemastine fumarate also antagonizes muscarinic acetylcholine receptors (mAChR), particularly the M1 and M4 subtypes. In addition to antihistamine effects, Clemastine fumarate exhibits multiple pharmacological activities, especially in promoting central nervous system remyelination, activating autophagy and pyroptosis, exerting anti-apoptotic and neuroprotective effects, and suppressing inflammation .

Oxymatrine, an alkaloid from Sophora flavescens Alt. with anti-inflammatory, antifibrosis, and antitumor effects, inhibits the iNOS expression and TGF-β/Smad pathway. Oxymatrine inhibits bocavirus minute virus of canines (MVC) replication, reduces viral gene expression and decreases apoptosis induced by viral infection.

Semaglutide TFA is a long-acting, selective, competitive GLP-1R agonist that can penetrate the blood-brain barrier. After activating GLP-1R, Semaglutide TFA promotes insulin secretion, inhibits gastric emptying and appetite, and at the same time enhances autophagy, inhibits oxidative stress and apoptosis. Semaglutide TFA also regulates mitochondrial function and lipid metabolism (such as reducing de novo lipogenesis in the liver). Semaglutide TFA has activities such as lowering blood sugar, reducing weight, neuroprotection (such as improving motor function in Parkinson's disease models, reducing α-synuclein aggregation) and improving hepatic steatosis. Semaglutide TFA can be used for the study of neurodegenerative diseases and liver diseases such as type 2 diabetes, obesity, Parkinson's disease, metabolic associated fatty liver disease (MASLD), and cancer.

Z-LEHD-FMK is a selective and irreversible inhibitor of caspase-9, protects against lethal reperfusion injury and attenuates apoptosis. Z-LEHD-FMK exhibits the neuroprotective effect in a rat model of spinal cord trauma.

Quercitrin (Quercetin 3-rhamnoside) is a bioflavonoid compound with potential anti-inflammation, antioxidative and neuroprotective effect. Quercitrin induces apoptosis of colon cancer cells. Quercitrin can be used for the research of cardiovascular and neurological disease research.

Ginkgolide B (BN-52021), a terpene lactone, is a potent platelet activating factor antagonist. Ginkgolide B protects endothelial cells via the activation of PXR from injuries induced by xeno- and endobiotics. Ginkgolide B can pass through the brain-blood barrier. Ginkgolide B has anti-oxidant, anti-inflammatory, anti-tumor, and anti-apoptotic activity. Ginkgolide B has marked neuroprotective effects against ischemia-induced impairments.

Liensinine is a bisbenzylisoquinoline alkaloid. By inhibiting the PI3K/AKT and JNK/p38-MAPK signaling pathways, Liensinine suppresses autophagy and apoptosis, clears Aβ, and exerts anti-inflammatory, antioxidant and neuroprotective effects. Liensinine activates AMPK and inhibits the expression of HIF-1α and VEGF, thereby suppressing angiogenesis. Liensinine exerts anti-tumor effects through ROS-mediated inhibition of the JAK2/STAT3 signaling pathway. Liensinine can be used for the research of diseases such as Alzheimer's disease, hepatocellular carcinoma, osteosarcoma, sepsis-induced organ injury and stroke.

Semaglutide acetate is a long-acting, selective, competitive GLP-1R agonist that can penetrate the blood-brain barrier. After activating GLP-1R, Semaglutide acetate promotes insulin secretion, inhibits gastric emptying and appetite, and at the same time enhances autophagy, inhibits oxidative stress and apoptosis. Semaglutide acetate also regulates mitochondrial function and lipid metabolism (such as reducing de novo lipogenesis in the liver). Semaglutide acetate has activities such as lowering blood sugar, reducing weight, neuroprotection (such as improving motor function in Parkinson's disease models, reducing α-synuclein aggregation) and improving hepatic steatosis. Semaglutide acetate can be used for the study of neurodegenerative diseases and liver diseases such as type 2 diabetes, obesity, Parkinson's disease, metabolic associated fatty liver disease (MASLD), and cancer.

Citicoline is an endogenous intermediate in the synthesis of phosphatidylcholine which is a component of cell membranes. Citicoline inhibits reactive oxygen species (ROS) and apoptosis. Citicoline can be used for neurological disease and hearing loss study.

Danshensu (Dan shen suan A), an orally active phenolic compound, can induce Nrf2/HO-1 activation and inhibition of NF-κB pathway. Danshensu reduces reactive oxygen species (ROS) production, upregulates antioxidant defense mechanism and inhibits intrinsic apoptotic pathway. Danshensu displays a potent antiviral activity against SARS-CoV-2 with EC₅₀ of 0.97 μM. Danshensu has anti-oxidation, anti-apoptosis, anti-lung inflammatory and has the potential for COVID-19, cardiovascular and cerebrovascular diseases research.

Madecassoside is a pentacyclic triterpene isolated from Centella asiatica and has anti-inflammatory properties. Antioxidant and anti-aging effects. Madecassoside is a pentacyclic triterpene isolated from Centella asiatica. Madecassoside is orally active and has inhibitory properties against inflammation, oxidation, apoptosis and autophagy. Madecassosid inhibits activities of p38 MAPK and NF-kB, exhibits an anti-apopototic property, activates Nrf2 expression to reduce the neurotoxicity. Madecassoside can be used in endocrine diseases, cardiovascular diseases, skin diseases and other diseases.